CATEGORY: Calendars
A Very Short History of the Leap Second
June 30, 2015

For the 26th time since 1972, a leap second will be added to the clock to compensate for the Earth’s slowing rotation. But will it be history’s last? Read More

6 Things You May Not Know About the Gregorian Calendar
September 13, 2012

Explore the history of the Gregorian calendar, which Britain and its colonies adopted 260 years ago. Read More

Oldest Known Mayan Calendar Debunks December 2012 Myth
May 10, 2012

Archaeologists at Xultún, a Maya site in Guatemala, have discovered walls with paintings and writing, including calculations related to the Maya calendar. Read More

8 Things You May Not Know About Daylight Saving Time
March 9, 2012

As you prepare to reset your watches, alarms and microwaves, explore eight facts about daylight saving time that might surprise you. Read More

All About Leap Day
February 29, 2012

Find out more about the intriguing history of leap year, as well as some fun facts and famous people with leap day birthdays. Read More

Friday the 13th: History of a Phobia
May 13, 2011

Explore the history of Friday the 13th and find out whether this widely reviled day deserves its bad rap. Read More